# Some Linux Command && Tools

• Record Some of the Linux Commands and Useful Tools For further use
• Ready to insert some code with other language (Web Assamblely? No idea yet~)

# Linux Commands && Packages/Tools Used Recently

## Linux $PATH Configure Normally written in .bashrc or .bash_profile The$PATH is really important for searching for excutable commands and as for configuration, we should not forget to avoid over-writting the origin PATH

• Do not forget the \$PATH
• “:” is used for seperate two paths and conbine into the new path

## Python Environment && Pip && Conda

The Anaconda Provides the feature to set a virtual environment for python development.

• Be aware of the difference between python -m xxxx and python xxxx
• The python environment create =>

• The Usage of the environment =>

• The Installation of the Packages from Third Party is Recommanded to install in the Virtual Environment instead of Global SUDO commands !!! (impoertant)

Display the network usage status with TUI

## Objdump

Displays information about one or more object files. The options control what particular information to display.

## Du && Df

List the size of a dir and the file.

## Convert (.JPG -> .GIF)

Well, a well known command line tool from ImageMagick

This time for the jpgs to transform into gif =>

## Ffmpeg

A Useful Stream Video Convertor (.m3u8 FILE transition)

## File

Check the specific type of a file.

## Nm

List the symbols from object files objfile. If no object files are listed as arguments, nm assumes the file a.out.

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